Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
adv.hardiment;Cp. θρασύτερον, Sp. θρασύτατα.Étymologie: θρασύς.
θρᾰσέως:1 смело, храбро Arph., Thuc.;2 дерзко, нагло Thuc.